tags: Evolution in Action by AMNH, Congo River, fishes, AMNH, American Museum of Natural History, evolution, variation, biodiversity, Melanie Stiassny, streaming video This video tells the story of speciation in Central Africa’s roiling, rapid Lower Congo River. This river is home to an extraordinary assortment of fish — many truly bizarre. This new video by…

tags: Education Innovation in the Slums, education, technology, poverty, slums, curriculum, philosophy, learning as a productive activity, Charles Leadbeater, TEDTalks, TED Talks, streaming video Charles Leadbeater went looking for radical new forms of education — and found them in the slums of Rio and Kibera, where some of the world’s poorest kids are finding transformative…